–

- Sr.

Network

Engineer (L2)

Role: L2 –

- Senior Network Engineer

Experience Required: 4–8 Years

Employment Type: Permanent

Job Location: Gurugram

Working Days: 5 Days a Week

Job Overview

We are looking for an experienced L2 Senior Network Engineer with robust expertise in network operations, monitoring, troubleshooting, and infrastructure support. The role involves managing day-to-day network operations, monitoring network health, resolving L2 issues, and executing configuration changes under defined SOPs and guidance from L3 teams.

Key Responsibilities

- Cisco DNAC Support
- Monitor network health, device compliance, and assurance dashboards.
- Assist in provisioning switches and access points using DNAC templates.
- Generate and analyze DNAC reports, including inventory, SWIM, topology, and client health.
- Perform basic troubleshooting of synchronization failures and telemetry issues.
- Cisco ISE (NAC / EAP-TLS / MDM / RADIUS / TACACS+)
- Monitor authentication logs and troubleshoot 802.1X authentication failures (EAP-TLS, PEAP).
- Verify endpoint posture assessments and MDM compliance status.
- Troubleshoot user and machine certificate-related issues.
- Perform ISE node and PSN health checks.
- Handle basic ISE operations, including endpoint addition, profiling checks, and session clearing.
- Escalate complex authentication and policy-related issues to L3 teams.
- Cisco ThousandEyes
- Monitor agent health, alerts, and network performance.
- Validate synthetic tests and endpoint agent functionality.
- Troubleshoot basic connectivity and agent installation issues.
- Fortinet –
- FortiGate, FortiAnalyzer &
- FortiManager
- Monitor firewall logs and security alerts through FortiAnalyzer.




- Assist with firewall rule reviews and rule lifecycle management.
- Execute standard configuration updates through FortiManager under guidance.
- Perform basic troubleshooting of VPN connectivity, interface flaps, and routing issues.
- IT Asset Management
- Maintain and update network inventory, including switches, access points, routers, and firewalls.
- Track firmware versions, EOL/EOS status, and compliance requirements.
- Assist with spare inventory management and RMA coordination.
- LAN Switching –
- Cisco / Brocade / Nexus
- Troubleshoot access-layer network issues involving VLANs, trunking, and STP.
- Perform switch port configuration, MAC address tracing, and interface health checks.
- Handle basic Cisco Nexus operations, including vPC checks and interface monitoring.
- Perform configuration backups and restoration activities.
- Scripting &
- Automation Support
- Execute pre-built scripts using Python, Bash, and Ansible for routine automation tasks.
- Assist in log collection, report generation, and operational activities using automation tools.
- DHCP Support
- Troubleshoot IP address conflicts and DHCP scope exhaustion.
- Validate DHCP leases and address assignment logs.
- Check DHCP relay configurations (IP Helper) and related connectivity issues.
- NIPS (Network Intrusion Prevention System)




- Monitor intrusion alerts and security events.
- Perform initial analysis of suspicious network activity and escalate findings to relevant teams.
- Validate sensor health and connectivity.
- Cisco Wireless LAN Controller (WLC)
- Troubleshoot wireless client connectivity issues, including authentication failures, DHCP, and roaming.
- Monitor wireless controller and access point health.
- Modify WLAN configurations as per defined SOPs.
- Troubleshoot RF parameters, AP join issues, and client load-related problems.

Required Skills &

- Qualifications

- Strong understanding of L2/L3 networking fundamentals, including VLANs, STP, EtherChannel, DHCP, and basic routing.
- Hands-on experience in network monitoring, operations, and L2 troubleshooting.
- Familiarity with Cisco DNAC, Cisco ISE, Cisco ThousandEyes, and Cisco WLC.
- Working knowledge of Fortinet solutions –
- FortiGate, FortiAnalyzer, and FortiManager.
- Understanding of 802.1X authentication mechanisms, including EAP-TLS and PEAP.
- Familiarity with troubleshooting tools such as Wireshark, DNAC Assurance, ThousandEyes, and FortiAnalyzer.
- Basic scripting knowledge in Python, Bash, or Ansible.
- Good documentation, incident management, and change management skills.

Experience Requirements

- 4–8 years of relevant experience in Network Operations, Network Support, or Infrastructure Support.
- Experience in monitoring, troubleshooting, and executing network changes in an enterprise environment.
- Ability to handle L2 operational issues independently and coordinate with L3 teams for complex escalations.

Skills: cisco ise,routing,fixed wireless,dnac,troubleshooting,operations

📌 Cisco Ise– Senior Network Engineer (Gurugram)
🏢 Neev
📍 Gurugram